Illustrated Checklist of the Mammals of the World

Josep del Hoyo and Nigel J. Collar, Chief Authors

The Largest Avian Radiation: The Evolution of Perching Birds, or the Order Passeriformes

Fjeldsa, Jon, Les Christidis, and Per G. P. Ericson, editors

Pelicans, Cormorants, and their Relatives: The Pelecaniformes

NELSON, J. Bryan

Illustrations by MACKAY, Andrew; BUSBY, John

Finches and Sparrows: An Identification Guide

Clement, Peter

Field Guide to the Hummingbirds: A fully-illustrated guide to all of the world's hummingbirds

McMullan, Miles

Estrildid Finches of the World

GOODWIN, Derek

Pheasants, Partridges, and Grouse: A Guide to the Pheasants, Partridges, Quails, Grouse, Guineafowl,

Madge, Steve; Kirwan, Guy M.; Mcgowan, Philip J.K.

Pheasants, Partridges, and Grouse: A Guide to the Pheasants, Partridges, Quails, Grouse, Guineafowl,

Madge, Steve; Kirwan, Guy M.; Mcgowan, Philip J.K.

Shrikes: A Guide to the Shrikes of the World

Lefranc, Norbert; Worfolk, Tim

Thrushes

Clement, Peter

Illustrations by McCallum, James

Oceanic Birds of the World: A Photo Guide

Howell, Steve N. G. and Kirk Zufelt

The Handbook of Bird Families

Elphick, Jonathan